Alpha SlimPWRcard - 0.5mm Qi Receiver for Samsung Galaxy Alpha with integrated NFC coil Qi Wireless Receiver card fits discretely under your existing Samsung Galaxy Alpha cover to enable Qi charging with any Qi charging pad (pad not included, the perfect companion Qi pad is the Fonesalesman QiStone+, WoodPuck or Koolpad) Just stick onto your Phone, under the battery cover. It is Light, Ultrathin & Inconspicuous NFC coil built in to support NFC. Does NOT support S-View Case. Qi technology can be used with all non-metallic cases and covers under 5mm thick Thinnest Receiver on the market, will add minimal bulk to your phone and enable you use normal cases for the Alpha Alpha SlimPWRcard fits effortlessly behind the back cover of your Samsung Galaxy Alpha. Once fitted, the Alpha is ready forQi wireless charging. Now you can charge your phone using any of your favouritewireless chargers. Light, ultrathin &amp; inconspicuous. NFC coil built in, to support NFC. The Alpha SlimPWRcard is NOT compatible with the S-View case Wireless Charging works flawlessly with Alpha devices running Android 4.4.x. Users may experience unreliable Wireless Charging if the phone is updated to Android 5.0. Restoring to earlier Android software will restore wireless charging reliability Qi technology can be used with all non-metallic cases and covers under 5mm thick Thinnest receiver, will add minimal bulk to your phone and enable the use of normal cases for the Alpha